APA (7th ed.) Citation

(1968). Selected Works [of] Karl Marx and Frederick Engels. Lawrence and Wishart.

Chicago Style (17th ed.) Citation

Selected Works [of] Karl Marx and Frederick Engels. Lawrence and Wishart, 1968.

MLA (9th ed.) Citation

Selected Works [of] Karl Marx and Frederick Engels. Lawrence and Wishart, 1968.

Warning: These citations may not always be 100% accurate.